CVE-2026-18638

—

CVSS 3.1

6.5 medium

EPSS

<1%p21

Published

Aug 11, 2026 (Aug 11, 2026)

Modified

Aug 28, 2026

Description

Any authenticated Velociraptor user — including one holding only the readerrole — can terminate the entire server process with a single request, by calling SetPassword with a username that does not exist.

Weakness: CWE-476, CWE-703
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.3%)

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